But not with the timbers brought from Mount Pelion did Argus begin. Walking through the palace with Jason he noted a great beam in the roof. That beam, he said, had been shown him in his dream; it was from an oak tree in Dodona, the grove of Zeus. A sacred power was in the beam, and from it the prow of the ship should be fashioned.

A friend has pointed out that “frenzy” has its roots in the Greek word phren, which can mean all sorts of things related to thought. Ask your local philologist for its many shades of meaning and how they compare to the similar Greek word nous. Or better yet, watch the two in action in the celebrated Fragment (#25) of Xenophanes: